6466868 has 12 divisors (see below), whose sum is σ = 11982852. Its totient is φ = 3043200.

The previous prime is 6466853. The next prime is 6466883. The reversal of 6466868 is 8686646.

It is an interprime number because it is at equal distance from previous prime (6466853) and next prime (6466883).

It can be written as a sum of positive squares in 2 ways, for example, as 3467044 + 2999824 = 1862^2 + 1732^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47483 + ... + 47618.

It is an arithmetic number, because the mean of its divisors is an integer number (998571).

Almost surely, 2^6466868 is an apocalyptic number.

6466868 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6466868 is a deficient number, since it is larger than the sum of its proper divisors (5515984).

6466868 is a wasteful number, since it uses less digits than its factorization.

6466868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95122 (or 95120 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 6466868 is about 2543.0037357424. The cubic root of 6466868 is about 186.3079263691.

The spelling of 6466868 in words is "six million, four hundred sixty-six thousand, eight hundred sixty-eight".